This documentation presents the scale characteristics of a new scale measuring people's tendency to forgive. The tendency to forgive is understood here as an individual disposition to forgive other people when one has suffered injustice or harm from them. The scale is a German translation of a...

We analyze the distribution and taxation of top incomes in Germany during the 1990s on the basis of individual tax returns data. We derive a measure of economic income from taxable gross income as reported in the tax returns. Thanks to complete sampling, we can deliver a very precise description...

Feed-in tariffs under the Renewable Energy Sources Act, the so-called Erneuerbare-Energien-Gesetz (EEG), have triggered a massive expansion of electricity from renewable energy sources in Germany over the last decade. The increase in non-competitive renewable power generation though went hand in...

Typically, laboratory experiments suffer from homogeneous subject pools and selfselection biases. The usefulness of survey data is limited by measurement error and by the questionability of their behavioral relevance. Here we present a method integrating interactive experiments and...